syzbot


panic: ASan: Invalid access, 2-byte read in g_raid_md_taste_sii

Status: fixed on 2021/09/01 04:22
Reported-by: syzbot+c882a31037ea2a54ff63@syzkaller.appspotmail.com
Fix commit: 9e9ba9c73de9 graid: Avoid tasting devices with small sector sizes
First crash: 561d, last: 536d

Sample crash report:
panic: ASan: Invalid access, 2-byte read at 0xfffffe009bc4fd26, RedZonePartial(7)
cpuid = 0
time = 1628000476
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc7/frame 0xfffffe0053b434d0
kdb_backtrace() at kdb_backtrace+0xd3/frame 0xfffffe0053b43630
vpanic() at vpanic+0x2c5/frame 0xfffffe0053b43710
panic() at panic+0xb5/frame 0xfffffe0053b437e0
__asan_storeN() at __asan_storeN/frame 0xfffffe0053b438b0
g_raid_md_taste_sii() at g_raid_md_taste_sii+0x24a/frame 0xfffffe0053b43a30
g_raid_taste() at g_raid_taste+0x366/frame 0xfffffe0053b43b10
g_new_provider_event() at g_new_provider_event+0x40e/frame 0xfffffe0053b43b50
g_run_events() at g_run_events+0x1c3/frame 0xfffffe0053b43bb0
fork_exit() at fork_exit+0xd0/frame 0xfffffe0053b43bf0
fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe0053b43bf0
--- trap 0, rip = 0, rsp = 0, rbp = 0 ---
KDB: enter: panic
[ thread pid 13 tid 100038 ]
Stopped at      kdb_enter+0x6b: movq    $0,0x28ea69a(%rip)
db> 
db> set $lines = 0
db> set $maxwidth = 0
db> show registers
cs                        0x20
ds                        0x3b
es                        0x3b
fs                        0x13
gs                        0x1b
ss                        0x28
rax                       0x12
rcx         0x6ef9fb548251ab24
rdx         0xdffff7c000000000
rbx                          0
rsp         0xfffffe0053b43610
rbp         0xfffffe0053b43630
rsi                        0x1
rdi         0xffffffff84087240  cov_trace_pc
r8                         0x3
r9          0xfffffe0053b43148
r10                          0
r11         0xfffffe009e501fd0
r12         0xfffffe0053e1d560
r13         0xfffffe0053b43601
r14         0xffffffff82c5dac0  .str.18
r15         0xffffffff82c5dac0  .str.18
rip         0xffffffff8179f51b  kdb_enter+0x6b
rflags                    0x46
kdb_enter+0x6b: movq    $0,0x28ea69a(%rip)
db> show proc
Process 13 (geom) at 0xfffffe0053deb000:
 state: NORMAL
 uid: 0  gids: 0
 parent: pid 0 at 0xffffffff8402af40
 ABI: null
 flag: 0x10000284  flag2: 0
 reaper: 0xffffffff8402af40 reapsubtree: 13
 sigparent: 20
 vmspace: 0xffffffff8402bec0
   (map 0xffffffff8402bec0)
   (map.pmap 0xffffffff8402bf80)
   (pmap 0xffffffff8402bfe0)
 threads: 3
100038                   Run     CPU 0                       [g_event]
100039                   D       -       0xffffffff8402a080  [g_up]
100040                   D       -       0xffffffff8402a0c0  [g_down]
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
  787     0     0     0  DL      mdwait  0xfffffe00584bc000  [md0]
  786   785   783     0  D       g_waiti 0xffffffff84029c80  syz-executor9839048
  785   783   783     0  R       CPU 1                       syz-executor9839048
  783   781   783     0  Ss      pause   0xfffffe009e98c5e8  csh
  781   694   781     0  Ss      select  0xfffffe009bc18540  sshd
  760     1   760     0  Ss+     ttyin   0xfffffe0056fdf0b0  getty
  759     1   759     0  Ss+     ttyin   0xfffffe00575fe8b0  getty
  758     1   758     0  Ss+     ttyin   0xfffffe00583e90b0  getty
  757     1   757     0  Ss+     ttyin   0xfffffe00583e98b0  getty
  756     1   756     0  Ss+     ttyin   0xfffffe00583e60b0  getty
  755     1   755     0  Ss+     ttyin   0xfffffe00583e68b0  getty
  754     1   754     0  Ss+     ttyin   0xfffffe00583900b0  getty
  753     1   753     0  Ss+     ttyin   0xfffffe00583908b0  getty
  752     1   752     0  Ss+     ttyin   0xfffffe005752d0b0  getty
  750     1    24     0  S+      piperd  0xfffffe009bca82e8  logger
  749   748    24     0  S+      nanslp  0xffffffff84056a81  sleep
  748     1    24     0  S+      wait    0xfffffe009bc9da70  sh
  698     1   698     0  Ss      nanslp  0xffffffff84056a80  cron
  694     1   694     0  Ss      select  0xfffffe009bc1af40  sshd
  507     1   507     0  Ss      select  0xfffffe009bc1aec0  syslogd
  436     1   436     0  Ss      select  0xfffffe009bc1ad40  devd
  435     1   435    65  Ss      select  0xfffffe009bc1a940  dhclient
  350     1   350     0  Ss      select  0xfffffe009bc1acc0  dhclient
  347     1   347     0  Ss      select  0xfffffe009bc1aa40  dhclient
   23     0     0     0  DL      vlruwt  0xfffffe005851d000  [vnlru]
   22     0     0     0  DL      syncer  0xffffffff8417ea80  [syncer]
   21     0     0     0  DL      (threaded)                  [bufdaemon]
100084                   D       qsleep  0xffffffff8417c8c0  [bufdaemon]
100087                   D       -       0xffffffff83411f80  [bufspacedaemon-0]
100100                   D       sdflush 0xfffffe0056b090e8  [/ worker]
   20     0     0     0  DL      psleep  0xffffffff841b4d40  [vmdaemon]
   19     0     0     0  DL      (threaded)                  [pagedaemon]
100082                   D       psleep  0xffffffff841a8878  [dom0]
100088                   D       launds  0xffffffff841a8884  [laundry: dom0]
100089                   D       umarcl  0xffffffff81e97760  [uma]
   18     0     0     0  DL      -       0xffffffff83e0dba0  [rand_harvestq]
   17     0     0     0  DL      waiting 0xffffffff8488a460  [sctp_iterator]
   16     0     0     0  DL      pftm    0xffffffff84a83e20  [pf purge]
   15     0     0     0  DL      -       0xffffffff84177d40  [soaiod4]
    9     0     0     0  DL      -       0xffffffff84177d40  [soaiod3]
    8     0     0     0  DL      -       0xffffffff84177d40  [soaiod2]
    7     0     0     0  DL      -       0xffffffff84177d40  [soaiod1]
    6     0     0     0  DL      (threaded)                  [cam]
100047                   D       -       0xffffffff83c93340  [doneq0]
100048                   D       -       0xffffffff83c932c0  [async]
100081                   D       -       0xffffffff83c93140  [scanner]
   14     0     0     0  DL      seqstat 0xfffffe0056a61488  [sequencer 00]
    5     0     0     0  DL      crypto_ 0xfffffe00541a1b80  [crypto returns 1]
    4     0     0     0  DL      crypto_ 0xfffffe00541a1b30  [crypto returns 0]
    3     0     0     0  DL      crypto_ 0xffffffff841a2920  [crypto]
   13     0     0     0  RL      (threaded)                  [geom]
100038                   Run     CPU 0                       [g_event]
100039                   D       -       0xffffffff8402a080  [g_up]
100040                   D       -       0xffffffff8402a0c0  [g_down]
    2     0     0     0  DL      (threaded)                  [KTLS]
100029                   D       -       0xfffffe0053dfed00  [thr_0]
100030                   D       -       0xfffffe0053dfed80  [thr_1]
   12     0     0     0  WL      (threaded)                  [intr]
100012                   I                                   [swi6: task queue]
100013                   I                                   [swi6: Giant taskq]
100015                   I                                   [swi5: fast taskq]
100031                   I                                   [swi4: clock (0)]
100032                   I                                   [swi4: clock (1)]
100033                   I                                   [swi1: netisr 0]
100034                   I                                   [swi3: vm]
100035                   I                                   [swi1: hpts]
100036                   I                                   [swi1: hpts]
100049                   I                                   [irq24: virtio_pci0]
100050                   I                                   [irq25: virtio_pci0]
100051                   I                                   [irq26: virtio_pci0]
100052                   I                                   [irq27: virtio_pci0]
100053                   I                                   [irq28: virtio_pci1]
100054                   I                                   [irq29: virtio_pci1]
100055                   I                                   [irq30: virtio_pci1]
100056                   I                                   [irq31: virtio_pci1]
100057                   I                                   [irq32: virtio_pci1]
100062                   I                                   [irq10: virtio_pci2]
100064                   I                                   [irq1: atkbd0]
100065                   I                                   [irq12: psm0]
100066                   I                                   [swi0: uart uart++]
100074                   I                                   [swi1: pf send]
   11     0     0     0  RL      (threaded)                  [idle]
100003                   CanRun                              [idle: cpu0]
100004                   CanRun                              [idle: cpu1]
    1     0     1     0  SLs     wait    0xfffffe0053d4b538  [init]
   10     0     0     0  DL      audit_w 0xffffffff841a38c0  [audit]
    0     0     0     0  DLs     (threaded)                  [kernel]
100000                   D       swapin  0xffffffff8402af40  [swapper]
100005                   D       -       0xfffffe0053de6e00  [if_config_tqg_0]
100006                   D       -       0xfffffe0053de6d00  [softirq_0]
100007                   D       -       0xfffffe0053de6c00  [softirq_1]
100008                   D       -       0xfffffe0053de6b00  [if_io_tqg_0]
100009                   D       -       0xfffffe0053de6a00  [if_io_tqg_1]
100010                   D       -       0xfffffe0053de6900  [in6m_free taskq]
100011                   D       -       0xfffffe0053de6800  [deferred_unmount ta]
100014                   D       -       0xfffffe0053de6500  [thread taskq]
100016                   D       -       0xfffffe0053de6300  [linuxkpi_irq_wq]
100017                   D       -       0xfffffe0053de6200  [kqueue_ctx taskq]
100018                   D       -       0xfffffe0053de6100  [aiod_kick taskq]
100019                   D       -       0xfffffe0053de6000  [pci_hp taskq]
100020                   D       -       0xfffffe0053df6e00  [inm_free taskq]
100021                   D       -       0xfffffe0053df6d00  [linuxkpi_short_wq_0]
100022                   D       -       0xfffffe0053df6d00  [linuxkpi_short_wq_1]
100023                   D       -       0xfffffe0053df6d00  [linuxkpi_short_wq_2]
100024                   D       -       0xfffffe0053df6d00  [linuxkpi_short_wq_3]
100025                   D       -       0xfffffe0053df6c00  [linuxkpi_long_wq_0]
100026                   D       -       0xfffffe0053df6c00  [linuxkpi_long_wq_1]
100027                   D       -       0xfffffe0053df6c00  [linuxkpi_long_wq_2]
100028                   D       -       0xfffffe0053df6c00  [linuxkpi_long_wq_3]
100037                   D       -       0xfffffe0053df6b00  [firmware taskq]
100041                   D       -       0xfffffe0053df6a00  [crypto_0]
100042                   D       -       0xfffffe0053df6a00  [crypto_1]
100058                   D       -       0xfffffe0053df6800  [vtnet0 rxq 0]
100059                   D       -       0xfffffe0053df6700  [vtnet0 txq 0]
100060                   D       -       0xfffffe0053df6600  [vtnet0 rxq 1]
100061                   D       -       0xfffffe0053df6500  [vtnet0 txq 1]
100063                   D       vtbslp  0xfffffe0056b76100  [virtio_balloon]
100067                   D       -       0xfffffe0053df6400  [mca taskq]
100072                   D       -       0xffffffff82c64a41  [deadlkres]
100076                   D       -       0xfffffe005745b700  [acpi_task_0]
100077                   D       -       0xfffffe005745b700  [acpi_task_1]
100078                   D       -       0xfffffe005745b700  [acpi_task_2]
100080                   D       -       0xfffffe0053df6900  [CAM taskq]
db> show all locks
Process 785 (syz-executor9839048) thread 0xfffffe009e501ac0 (100113)
exclusive sleep mutex process lock (process lock) r = 0 (0xfffffe009e4fe660) locked @ /syzkaller/managers/main/kernel/sys/kern/subr_trap.c:116
db> show malloc
              Type        InUse        MemUse     Requests
           pf_hash            5        11524K            5
            devbuf         4216         4338K         4241
          tcp_hpts            6         3201K            6
         sysctloid        34434         2034K        34504
             vtbuf           24         1968K           46
              kobj          327         1308K          488
            newblk          706         1201K          718
          vfscache            3         1025K            3
               pcb           23          537K           77
          inodedep           49          530K           71
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
           callout            2          512K            2
              intr            4          472K            4
           subproc          103          213K          843
            acpica         1674          184K        55752
         vnet_data            1          168K            1
              vmem            3          146K            4
           tidhash            3          141K            3
            linker          356          140K          384
           pagedep           14          132K           18
        tfo_ccache            1          128K            1
               sem            4          106K            4
            DEVFS1          103          103K          112
               bus          984           80K         3475
          mtx_pool            2           72K            2
          syncache            1           68K            1
          acpitask            1           64K            1
       ddb_capture            1           64K            1
            module          509           64K          509
           kdtrace          167           33K          907
              temp           18           33K         1614
         hostcache            1           32K            1
               shm            1           32K            1
            DEVFS3          122           31K          132
              umtx          242           31K          242
               msg            4           30K            4
        gtaskqueue           18           26K           18
            kbdmux            6           22K            6
        DEVFS_RULE           56           20K           56
               BPF           10           18K           10
         ufs_mount            4           17K            5
              proc            3           17K            3
               tty           16           16K           16
           ithread           99           16K           99
            bus-sc           33           14K         1692
            KTRACE          100           13K          100
              kenv           95           12K           95
      eventhandler          133           12K          133
              GEOM           69           12K          498
            ifaddr           30           12K           32
          routetbl           50           11K          176
         CAM queue            5           11K         1528
              rman           84           10K          425
         bmsafemap            4            9K           40
              UART           12            9K           12
           devstat            4            9K            4
              ksem            1            8K            1
               rpc            2            8K            2
             shmfd            1            8K            1
       pfs_vncache            1            8K            1
         pfs_nodes           20            8K           20
     audit_evclass          236            8K          294
         taskqueue           63            7K           63
            sglist            5            7K            5
           CAM DEV            3            6K          510
              cred           23            6K          234
       ufs_dirhash           24            5K           24
               UMA          271            5K          271
            dirrem           17            5K           28
            plimit           17            5K          322
                vt           11            5K           11
             ifnet            3            5K            3
           md_disk            2            5K            2
           memdesc            1            4K            1
               MCA           32            4K           32
        md_sectors            1            4K            1
             evdev            4            4K            4
          filedesc            1            4K            1
           acpisem           28            4K           28
             hhook           15            4K           17
       ether_multi           40            4K           50
            diradd           25            4K           36
           lltable           11            4K           11
          pf_ifnet            5            3K            6
            kqueue           48            3K          790
           pwddesc           48            3K          788
         in6_multi           25            3K           25
          terminal           11            3K           11
           session           20            3K           31
           uidinfo            3            3K            8
        local_apic            1            2K            1
           io_apic            1            2K            1
       fpukern_ctx            2            2K            2
         ipsec-saq            2            2K            2
             selfd           27            2K        11447
         proc-args           39            2K          488
            Unitno           27            2K           41
           CAM XPT           22            2K          543
             lockf           15            2K           22
       ipsecpolicy            2            2K            2
           acpidev           20            2K           20
               msi            9            2K            9
             clone            9            2K            9
           softdep            1            1K            1
            sahead            1            1K            1
          secasvar            1            1K            1
       vnodemarker            2            1K           10
      NFSD session            1            1K            1
        CAM periph            4            1K          271
            select            7            1K           29
             ipsec            3            1K            3
          indirdep            3            1K            3
             nhops            6            1K            6
         toponodes            6            1K            6
            isadev            6            1K            6
             mount           16            1K           89
          pci_link           10            1K           10
          sctp_ifa            5            1K            6
            crypto            4            1K            4
            ip6ndp            4            1K            5
 encap_export_host           12            1K           12
         newdirblk            4            1K            8
             mkdir            4            1K           16
          in_multi            2            1K            4
              pfil            4            1K            4
              cdev            2            1K            2
    chacha20random            1            1K            1
               osd            7            1K           18
       inpcbpolicy           10            1K          135
          sctp_ifn            2            1K            6
      NFSD lckfile            1            1K            1
     NFSD V4client            1            1K            1
            DEVFSP            4            1K            9
             DEVFS            9            1K           10
               mld            2            1K            2
              igmp            2            1K            2
            vnodes            1            1K            1
           CAM SIM            2            1K            2
              ktls            1            1K            1
         raid_data            1            1K           75
            feeder            7            1K            7
           tcpfunc            3            1K            3
        loginclass            3            1K            7
            prison            6            1K            6
       lkpikmalloc            5            1K            6
        aesni_data            2            1K            2
            apmdev            1            1K            1
          atkbddev            2            1K            2
     CAM dev queue            2            1K            2
             xform            2            1K           49
 CAM I/O Scheduler            1            1K            1
          CAM path            4            1K         1034
          procdesc            1            1K            6
          pmchooks            1            1K            1
          nexusdev            7            1K            7
            soname            4            1K         3447
          filecaps            4            1K           66
               tun            3            1K            3
          sctp_vrf            1            1K            1
          freework            1            1K           26
              vnet            1            1K            1
           entropy            2            1K           35
          acpiintr            1            1K            1
               pmc            1            1K            1
              cpus            2            1K            2
    vnet_data_free            1            1K            1
           Per-cpu            1            1K            1
          p1003.1b            1            1K            1
            tcp_do            0            0K            0
           tcp_fsb            0            0K            0
            mqdata            0            0K            0
        cubic data            0            0K            0
          pf_table            0            0K            0
           pf_rule            0            0K            0
           pf_altq            0            0K            0
           pf_osfp            0            0K            0
           pf_temp            0            0K            0
        dctcp data            0            0K            0
        vegas data            0            0K            0
         htcp data            0            0K            0
          cdg data            0            0K            0
        sctp_mcore            0            0K            0
        sctp_socko            0            0K            0
         sctp_iter            0            0K            4
         sctp_mvrf            0            0K            0
         sctp_timw            0            0K            0
         sctp_cpal            0            0K            0
         sctp_cmsg            0            0K            0
         sctp_stre            0            0K            0
         sctp_athi            0            0K            0
         sctp_athm            0            0K            0
         sctp_atky            0            0K            0
         sctp_atcl            0            0K            0
         sctp_a_it            0            0K            4
         sctp_aadr            0            0K            0
         sctp_stro            0            0K            0
         sctp_stri            0            0K            0
          sctp_map            0            0K            0
          chd data            0            0K            0
       NEWdirectio            0            0K            0
        NEWNFSnode            0            0K            0
        madt_table            0            0K            2
          smartpqi            0            0K            0
         NFSCL lck            0            0K            0
      NFSCL lckown            0            0K            0
      NFSCL client            0            0K            0
       NFSCL deleg            0            0K            0
        NFSCL open            0            0K            0
       NFSCL owner            0            0K            0
            NFS fh            0            0K            0
           NFS req            0            0K            0
              iavf            0            0K            0
               ixl            0            0K            0
     NFSD usrgroup            0            0K            0
       NFSD string            0            0K            0
       NFSD V4lock            0            0K            0
      NFSD V4state            0            0K            0
     NFSD srvcache            0            0K            0
        ice-resmgr            0            0K            0
         ice-osdep            0            0K            0
               ice            0            0K            0
             axgbe            0            0K            0
       msdosfs_fat            0            0K            0
     msdosfs_mount            0            0K            0
      msdosfs_node            0            0K            0
            DEVFS4            0            0K            0
            DEVFS2            0            0K            0
          xen_intr            0            0K            0
            gntdev            0            0K            0
       privcmd_dev            0            0K            0
           xen_hvm            0            0K            0
         legacydrv            0            0K            0
            qpidrv            0            0K            0
        evtchn_dev            0            0K            0
          xenstore            0            0K            0
      dmar_idpgtbl            0            0K            0
          dmar_dom            0            0K            0
          dmar_ctx            0            0K            0
         ciss_data            0            0K            0
         BACKLIGHT            0            0K            0
               xnb            0            0K            0
              isci            0            0K            0
      iommu_dmamap            0            0K            0
              xbbd            0            0K            0
     hyperv_socket            0            0K            0
           bxe_ilt            0            0K            0
            xenbus            0            0K            0
               xbd            0            0K            0
           Balloon            0            0K            0
          sysmouse            0            0K            0
     vm_fictitious            0            0K            0
            vtfont            0            0K            0
           ath_hal            0            0K            0
            athdev            0            0K            0
           ata_pci            0            0K            0
           ata_dma            0            0K            0
       ata_generic            0            0K            0
               amr            0            0K            0
            pvscsi            0            0K            0
           scsi_da            0            0K           69
           UMAHash            0            0K            0
            ata_da            0            0K            0
         vm_pgdata            0            0K            0
           jblocks            0            0K            0
          savedino            0            0K           13
          sentinel            0            0K            0
            jfsync            0            0K            0
            jtrunc            0            0K            0
             sbdep            0            0K            3
           jsegdep            0            0K            0
              jseg            0            0K            0
         jfreefrag            0            0K            0
          jfreeblk            0            0K            0
           jnewblk            0            0K            0
            jmvref            0            0K            0
           jremref            0            0K            0
           jaddref            0            0K            0
           freedep            0            0K            0
          freefile            0            0K            9
          freeblks            0            0K           25
          freefrag            0            0K            1
        allocindir            0            0K            0
       allocdirect            0            0K            0
          ufs_trim            0            0K            0
           mactemp            0            0K            0
     audit_trigger            0            0K            0
 audit_pipe_presel            0            0K            0
     audit_pipeent            0            0K            0
        audit_pipe            0            0K            0
      audit_evname            0            0K            0
         audit_bsm            0            0K            0
      audit_gidset            0            0K            0
        audit_text            0            0K            0
        audit_path            0            0K            0
        audit_data            0            0K            0
        audit_cred            0            0K            0
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            USBdev            0            0K            0
               USB            0            0K            0
               agp            0            0K            0
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        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
         MLX5E_TLS            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
            MLX5EN            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
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        MLX5EEPROM            0            0K            0
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    ipsec-spdcache            0            0K            0
         ipsec-reg            0            0K            0
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      ipsecrequest            0            0K            0
            ip6opt            0            0K            3
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             frag6            0            0K            0
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               LRO            0            0K            0
      newreno data            0            0K            0
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              ipid            0            0K            0
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      80211ratectl            0            0K            0
        80211power            0            0K            0
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         80211node            0            0K            0
      80211mesh_gt            0            0K            0
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              zlib            0            0K            0
           fadvise            0            0K            0
           VN POLL            0            0K            0
            twsbuf            0            0K            0
            statfs            0            0K          196
     namei_tracker            0            0K            0
       export_host            0            0K            0
        cl_savebuf            0            0K            3
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             hdacc            0            0K            0
              hdac            0            0K            0
              hdaa            0            0K            0
         acpicmbat            0            0K            0
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           CAM CCB            0            0K          523
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agtiapi_MemAlloc malloc            0            0K            0
            biobuf            0            0K            0
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          mbuf_tag            0            0K           27
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          tempbuff            0            0K            0
ag_tgt_map_t malloc            0            0K            0
ag_slr_map_t malloc            0            0K            0
lDevFlags * malloc            0            0K            0
tiDeviceHandle_t * malloc            0            0K            0
ag_portal_data_t malloc            0            0K            0
ag_device_t malloc            0            0K            0
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db> show uma
              Zone   Size    Used    Free    Requests  Sleeps  Bucket  Total Mem    XFree
   mbuf_jumbo_page   4096    8320     975       14452       0     254   38072320        0
              pbuf   2624       0     989           0       0       2    2595136        0
              mbuf    256    8578     977       17404       0     254    2446080        0
          BUF TRIE    144     184   11576         500       0      62    1693440        0
        malloc-384    384    4226      14        4245       0      30    1628160        0
       malloc-4096   4096     377       2        1476       0       2    1552384        0
        malloc-128    128   11292      23       11350       0     126    1448320        0
       UMA Slabs 0    112   10088      25       10088       0     126    1132656        0
         vmem btag     56   15360      95       15360       0     254     865480        0
         FFS inode   1160     499      12         508       0       8     592760        0
        RADIX NODE    144    3038     205       21262       0      62     466992        0
      malloc-65536  65536       5       2          49       0       1     458752        0
            lkpimm    168       1    2327           1       0      62     391104        0
          lkpicurr    168       2    2326           2       0      62     391104        0
        256 Bucket   2048     111      15       10949       0       8     258048        0
         malloc-64     64    3865      41        3880       0     254     249984        0
         VM OBJECT    264     898      47       12696       0      30     249480        0
             VNODE    448     530      19         541       0      30     245952        0
         malloc-16     16   14053     197       14151       0     254     228000        0
            DEVCTL   1024       0     220         125       0       0     225280        0
            THREAD   1808     118       3         118       0       8     218768        0
         UMA Zones    768     243       1         243       0      16     187392        0
        malloc-256    256     712       8         730       0      62     184320        0
         malloc-32     32    5299     119        5358       0     254     173376        0
        malloc-128    128    1206      34       26050       0     126     158720        0
       malloc-1024   1024     129      11        1027       0      16     143360        0
      malloc-65536  65536       0       2         136       0       1     131072        0
      malloc-65536  65536       2       0           2       0       1     131072        0
       FFS2 dinode    256     499      11         508       0      62     130560        0
          ksiginfo    112      36    1008          52       0     126     116928        0
         MAP ENTRY     96     847     371       38053       0     126     116928        0
        malloc-128    128     872      27         931       0     126     115072        0
       S VFS Cache    104     966      87        1007       0     126     109512        0
      mbuf_cluster   2048      45       1          45       0     254      94208        0
          UMA Kegs    384     228       5         228       0      30      89472        0
      malloc-16384  16384       5       0          20       0       1      81920        0
           VMSPACE   2544      24       6         765       0       4      76320        0
              PROC   1336      47       7         787       0       8      72144        0
       malloc-2048   2048       9      25        1042       0       8      69632        0
      malloc-65536  65536       1       0           1       0       1      65536        0
      malloc-65536  65536       0       1           8       0       1      65536        0
      malloc-65536  65536       1       0           1       0       1      65536        0
      malloc-32768  32768       2       0           2       0       1      65536        0
      malloc-32768  32768       0       2         130       0       1      65536        0
       malloc-8192   8192       8       0           8       0       1      65536        0
       malloc-4096   4096      15       1          30       0       2      65536        0
        128 Bucket   1024      40      23         610       0      16      64512        0
         filedesc0   1072      48       8         788       0       8      60032        0
       malloc-1024   1024      17      39         529       0      16      57344        0
             g_bio    408       8     132        4482       0      30      57120        0
        malloc-128    128     368      35         827       0     126      51584        0
        malloc-256    256     172      23         944       0      62      49920        0
       malloc-8192   8192       6       0           6       0       1      49152        0
        malloc-128    128     148     224        3860       0     126      47616        0
        malloc-256    256     149      31         651       0      62      46080        0
       malloc-4096   4096      11       0          12       0       2      45056        0
         malloc-64     64     541     152       14935       0     254      44352        0
         32 Bucket    256      44     121        2788       0      62      42240        0
            clpbuf   2624       0      16          22       0      16      41984        0
       malloc-8192   8192       5       0           5       0       1      40960        0
           DIRHASH   1024      34       2          34       0      16      36864        0
             NAMEI   1024       0      36       12214       0      16      36864        0
            pcpu-8      8    4233     375        4261       0     254      36864        0
         malloc-64     64     469      98         893       0     254      36288        0
      malloc-32768  32768       1       0           1       0       1      32768        0
      malloc-16384  16384       0       2         160       0       1      32768        0
       malloc-8192   8192       1       3          29       0       1      32768        0
       malloc-4096   4096       7       1         628       0       2      32768        0
           pcpu-64     64     487      25         487       0     254      32768        0
         64 Bucket    512      59       5        1202       0      30      32768        0
         malloc-64     64     130     374         790       0     254      32256        0
         malloc-32     32     315     567         801       0     254      28224        0
        malloc-384    384      50      20          82       0      30      26880        0
        malloc-384    384      57      13          57       0      30      26880        0
        malloc-256    256      40      65         183       0      62      26880        0
            socket    944      18      10        1323       0     254      26432        0
       malloc-8192   8192       2       1           4       0       1      24576        0
       malloc-8192   8192       1       2         102       0       1      24576        0
       malloc-2048   2048       7       5          31       0       8      24576        0
            ttyinq    160     135      15         300       0      62      24000        0
           ttyoutq    256      72      18         160       0      62      23040        0
        malloc-256    256      65      25         218       0      62      23040        0
        malloc-256    256      64      26         404       0      62      23040        0
            da_ccb    544       2      40        1240       0      16      22848        0
         malloc-64     64     253      62         287       0     254      20160        0
         TURNSTILE    136     122      25         122       0      62      19992        0
       Mountpoints   2752       2       5           2       0       4      19264        0
        malloc-256    256      39      36         107       0      62      19200        0
      malloc-16384  16384       1       0           1       0       1      16384        0
      malloc-16384  16384       1       0           1       0       1      16384        0
      malloc-16384  16384       1       0           1       0       1      16384        0
       malloc-2048   2048       6       2          15       0       8      16384        0
       malloc-2048   2048       4       4         195       0       8      16384        0
       malloc-1024   1024       2      14          42       0      16      16384        0
         malloc-64     64      53     199         832       0     254      16128        0
         16 Bucket    144      38      74         304       0      62      16128        0
          8 Bucket     80      35     165         390       0     126      16000        0
             tcpcb   1080       3      11           7       0     254      15120        0
              pipe    744       7      13         284       0      16      14880        0
        SLEEPQUEUE     88     122      38         122       0     126      14080        0
        malloc-512    512       8      16         126       0      30      12288        0
    ertt_txseginfo     40       1     302         275       0     254      12120        0
         malloc-64     64      35     154       11479       0     254      12096        0
         malloc-64     64     113      76        1637       0     254      12096        0
         malloc-32     32      12     366        1063       0     254      12096        0
             Files     80      72      78        6572       0     126      12000        0
         udp_inpcb    496       6      18         124       0     254      11904        0
        malloc-128    128      62      31         593       0     126      11904        0
              kenv    258      15      30        1026       0      30      11610        0
       mbuf_packet    256       0      45          93       0     254      11520        0
        malloc-256    256      33      12         597       0      62      11520        0
       malloc-8192   8192       1       0           1       0       1       8192        0
       malloc-8192   8192       1       0           1       0       1       8192        0
       malloc-2048   2048       0       4          12       0       8       8192        0
       malloc-2048   2048       0       4          40       0       8       8192        0
       malloc-2048   2048       3       1           3       0       8       8192        0
       malloc-1024   1024       1       7           5       0      16       8192        0
       malloc-1024   1024       8       0           8       0      16       8192        0
       malloc-1024   1024       2       6         162       0      16       8192        0
       malloc-1024   1024       6       2           6       0      16       8192        0
        malloc-512    512       1      15           2       0      30       8192        0
        malloc-512    512       7       9          25       0      30       8192        0
        malloc-512    512       4      12          63       0      30       8192        0
           rtentry    176      13      33          17       0      62       8096        0
              PGRP     88      20      72          31       0     126       8096        0
          rl_entry     40      27     175          27       0     254       8080        0
        sctp_laddr     48       0     168           4       0     254       8064        0
             udpcb     32       6     246         124       0     254       8064        0
              ertt     72       3     109           7       0     126       8064        0
               PWD     32      10     242         100       0     254       8064        0
         malloc-32     32      68     184         109       0     254       8064        0
         malloc-32     32     105     147         326       0     254       8064        0
         malloc-32     32      68     184         953       0     254       8064        0
         malloc-32     32      47     205        2739       0     254       8064        0
          4 Bucket     48       6     162          50       0     254       8064        0
          2 Bucket     32      45     207         495       0     254       8064        0
      vtnet_tx_hdr     24       0     334        2061       0     254       8016        0
         malloc-16     16      18     482          57       0     254       8000        0
         malloc-16     16     289     211         294       0     254       8000        0
         malloc-16     16      51     449         120       0     254       8000        0
         malloc-16     16      24     476         303       0     254       8000        0
         malloc-16     16     190     310        1441       0     254       8000        0
         malloc-16     16      17     483       25362       0     254       8000        0
         malloc-16     16       6     494           7       0     254       8000        0
         tcp_inpcb    496       3      13           7       0     254       7936        0
        malloc-128    128      10      52          21       0     126       7936        0
        malloc-128    128      13      49          18       0     126       7936        0
     routing nhops    256      10      20          17       0      62       7680        0
             unpcb    256       7      23        1171       0     254       7680        0
        malloc-384    384      11       9          11       0      30       7680        0
        malloc-384    384       0      20         347       0      30       7680        0
        malloc-384    384       8      12          11       0      30       7680        0
     FPU_save_area    832       1       8           1       0      16       7488        0
            cpuset    104       7      55           7       0     126       6448        0
 epoch_record pcpu    256       4      12           4       0      62       4096        0
       malloc-4096   4096       0       1           2       0       2       4096        0
       malloc-4096   4096       1       0           1       0       2       4096        0
       malloc-2048   2048       2       0           2       0       8       4096        0
        malloc-512    512       0       8           1       0      30       4096        0
        malloc-512    512       1       7           1       0      30       4096        0
        malloc-512    512       1       7           1       0      30       4096        0
           pcpu-16     16       7     249           7       0     254       4096        0
          tcpreass     48       0      84           3       0     254       4032        0
         hostcache     64       1      62           1       0     254       4032        0
          syncache    168       0      24           5       0     254       4032        0
         malloc-32     32       8     118          10       0     254       4032        0
             KNOTE    160       0      25           7       0      62       4000        0
             ripcb    496       1       7           4       0     254       3968        0
       UMA Slabs 1    176       8      14           8       0      62       3872        0
        malloc-384    384       2       8           2       0      30       3840        0
            mqnode    416       3       6           3       0      30       3744        0
        KMAP ENTRY     96      12      27          14       0       0       3744        0
              vmem   1856       1       1           1       0       8       3712        0
           SMR CPU     32       3      60           3       0     254       2016        0
        SMR SHARED     24       3      60           3       0     254       1512        0
               md0      8       0       0           0       0     254          0        0
       FFS1 dinode    128       0       0           0       0     126          0        0
           ada_ccb    272       0       0           0       0      30          0        0
             swblk    136       0       0           0       0      62          0        0
          swpctrie    144       0       0           0       0      62          0        0
   cdg_qdiffsample     16       0       0           0       0     254          0        0
   sctp_asconf_ack     48       0       0           0       0     254          0        0
       sctp_asconf     40       0       0           0       0     254          0        0
sctp_stream_msg_out    112       0       0           0       0     254          0        0
        sctp_readq    152       0       0           0       0     254          0        0
        sctp_chunk    152       0       0           0       0     254          0        0
        sctp_raddr    736       0       0           0       0     254          0        0
         sctp_asoc   2288       0       0           0       0     254          0        0
           sctp_ep   1280       0       0           0       0     254          0        0
   pf state scrubs     40       0       0           0       0     254          0        0
   pf frag entries     40       0       0           0       0     254          0        0
          pf frags    248       0       0           0       0      62          0        0
  pf table entries    160       0       0           0       0      62          0        0
pf table entry counters     64       0       0           0       0     254          0        0
   pf source nodes    136       0       0           0       0     254          0        0
     pf state keys     88       0       0           0       0     126          0        0
         pf states    312       0       0           0       0     254          0        0
           pf tags    104       0       0           0       0     126          0        0
          pf mtags     48       0       0           0       0     254          0        0
       tcp_bbr_pcb    832       0       0           0       0      16          0        0
       tcp_bbr_map    128       0       0           0       0     126          0        0
      tcp_rack_pcb    832       0       0           0       0      16          0        0
      tcp_rack_map    112       0       0           0       0     126          0        0
     udplite_inpcb    496       0       0           0       0     254          0        0
      tcp_log_node    120       0       0           0       0     126          0        0
    tcp_log_bucket    176       0       0           0       0      62          0        0
           tcp_log    416       0       0           0       0     254          0        0
tfo_ccache_entries     80       0       0           0       0     126          0        0
               tfo      4       0       0           0       0     254          0        0
          sackhole     32       0       0           0       0     254          0        0
             tcptw     88       0       0           0       0     254          0        0
               ipq     56       0       0           0       0     254          0        0
    IPsec SA lft_c     16       0       0           0       0     254          0        0
            itimer    352       0       0           0       0      30          0        0
            AIOLIO    272       0       0           0       0      30          0        0
             AIOCB    552       0       0           0       0      16          0        0
              AIOP     32       0       0           0       0     254          0        0
               AIO    208       0       0           0       0      62          0        0
           NCLNODE    592       0       0           0       0      16          0        0
        TMPFS node    224       0       0           0       0      62          0        0
        mqnotifier    216       0       0           0       0      62          0        0
            mvdata     64       0       0           0       0     254          0        0
            mqueue    248       0       0           0       0      62          0        0
     LTS VFS Cache    360       0       0           0       0      30          0        0
       L VFS Cache    320       0       0           0       0      30          0        0
     STS VFS Cache    144       0       0           0       0      62          0        0
           cryptop    280       0       0           0       0      30          0        0
  linux_dma_object     24       0       0           0       0     254          0        0
  linux_dma_pctrie    144       0       0           0       0      62          0        0
   IOMMU_MAP_ENTRY    120       0       0           0       0     126          0        0
      ktls_session    192       0       0           0       0      62          0        0
    mbuf_jumbo_16k  16384       0       0           0       0     254          0        0
     mbuf_jumbo_9k   9216       0       0           0       0     254          0        0
      audit_record   1280       0       0           0       0       8          0        0
         domainset     40       0       0           0       0     254          0        0
        MAC labels     40       0       0           0       0     254          0        0
            vnpbuf   2624       0       0           0       0      64          0        0
            mdpbuf   2624       0       0           0       0       3          0        0
           nfspbuf   2624       0       0           0       0      16          0        0
            swwbuf   2624       0       0           0       0       8          0        0
            swrbuf   2624       0       0           0       0      16          0        0
          umtx_shm     88       0       0           0       0     126          0        0
           umtx pi     96       0       0           0       0     126          0        0
rangeset pctrie nodes    144       0       0           0       0      62          0        0
      malloc-65536  65536       0       0           0       0       1          0        0
      malloc-65536  65536       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-16384  16384       0       0           0       0       1          0        0
      malloc-16384  16384       0       0           0       0       1          0        0
      malloc-16384  16384       0       0           0       0       1          0        0
       malloc-4096   4096       0       0           0       0       2          0        0
       malloc-4096   4096       0       0           0       0       2          0        0
       malloc-1024   1024       0       0           0       0      16          0        0
        malloc-512    512       0       0           0       0      30          0        0
        malloc-384    384       0       0           0       0      30          0        0
           pcpu-32     32       0       0           0       0     254          0        0
            pcpu-4      4       0       0           0       0     254          0        0
            fakepg    104       0       0           0       0     126          0        0
          UMA Hash    256       0       0           0       0      62          0        0

Crashes (7):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets Title
ci-freebsd-main 2021/08/03 14:24 freebsd-src 04cc0c393c31 6c236867 console log report syz C panic: ASan: Invalid access, 2-byte read in g_raid_md_taste_sii
ci-freebsd-main 2021/08/19 03:18 freebsd-src 89c0d2b1906d a2fe1cb5 console log report syz C panic: ASan: Invalid access, NUM-byte read in g_raid_md_taste_sii
ci-freebsd-main 2021/08/11 19:56 freebsd-src 67f508db84b8 6972b106 console log report panic: ASan: Invalid access, 2-byte read in g_raid_md_taste_sii
ci-freebsd-main 2021/08/03 14:07 freebsd-src 04cc0c393c31 6c236867 console log report panic: ASan: Invalid access, 2-byte read in g_raid_md_taste_sii
ci-freebsd-main 2021/08/02 13:33 freebsd-src 56be282bc999 6c236867 console log report panic: ASan: Invalid access, 2-byte read in g_raid_md_taste_sii
ci-freebsd-main 2021/07/27 13:26 freebsd-src 4783fb730fa1 fd511809 console log report panic: ASan: Invalid access, 2-byte read in g_raid_md_taste_sii
ci-freebsd-main 2021/07/24 20:10 freebsd-src 47aeda7b7055 4d1b57d4 console log report panic: ASan: Invalid access, 2-byte read in g_raid_md_taste_sii
* Struck through repros no longer work on HEAD.